Home / 54,747.27-75,548.94-30,876.17

Finding the Fourth Proportional to 54,747.27, 75,548.94 and 30,876.17

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Solution

The fourth proportional to 54,747.27, 75,548.94 and 30,876.17 is: 42,607.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,747.27 : 75,548.94 = 30,876.17 : x
  2. Step 2: Convert to fraction form
    54,747.27/75,548.94 = 30,876.17/x
  3. Step 3: Cross multiply
    54,747.27x = 75,548.94 × 30,876.17
  4. Step 4: Simplify right side
    54,747.27x = 2,332,661,421.23
  5. Step 5: Solve for x
    x = 2,332,661,421.23/54,747.27
  6. Step 6: Final answer
    x = 42,607.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.